• Country
• Germany

• Manufacturer / Brand
• Blaupunkt (Ideal), Berlin, später Hildesheim

• Year
• 1955/1956

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 20055

• • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
  • Brand: Rotstern

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 5

• Valves / Tubes
• EF41 ECH42 EAF42 EAF42 EL41

• Number of Transistors

• Semiconductors
• SM702/1Z or. SM702/2Z B250C100

• Main principle
• Superheterodyne (common); ZF/IF 460 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6; 12 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 3 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Hannover ab R 140001 [MW 2 × KW mit Rimlock-Röhren] - Blaupunkt Ideal, Berlin,

• Shape
• Chassis only or for «building in»

• Notes
• Mechanischer Zerhacker.

• External source of data
• Erb

• Source of data
• HdB d.Rdf-& Ferns-GrH 1955/56

• Literature/Schematics (1)
• -- Original-techn. papers.

• Other Models

• Here you find 3583 models, 3270 with images and 2328 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim